Watch List notes:

Auction 88 Part I
The Roman Empire
Alexander of Carthage, 308 – 310

Nummus, Carthago circa 308-311, billon 5.56 g. IMP ALEXANDER P F AVG Laureate bust r. Rev. GLORIA EX – ERCIT KART Alexander horseback, advancing r. and raising r. hand in salute; in exergue, PK. C 2. RIC 65. Mazzini 2 (this coin).
Extremely rare and in exceptional condition for the issue. Brown-green
patina and good very fine / about extremely fine

Ex NAC sale 15, 1999, 479.